2009 Daihatsu Sirion vs. 1990 Daihatsu Rocky
To start off, 2009 Daihatsu Sirion is newer by 19 year(s). Which means there will be less support and parts availability for 1990 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1990 Daihatsu Rocky would be higher. At 1,998 cc (4 cylinders), 1990 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1990 Daihatsu Rocky (88 HP @ 4600 RPM) has 2 more horse power than 2009 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 1990 Daihatsu Rocky should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1990 Daihatsu Rocky weights approximately 315 kg more than 2009 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2009 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 1990 Daihatsu Rocky will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1990 Daihatsu Rocky (157 Nm @ 3000 RPM) has 37 more torque (in Nm) than 2009 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 1990 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 Daihatsu Sirion | 1990 Daihatsu Rocky | |
| Make | Daihatsu | Daihatsu |
| Model | Sirion | Rocky |
| Year Released | 2009 | 1990 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 88 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 120 Nm | 157 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1035 kg | 1350 kg |
| Vehicle Length | 3610 mm | 3780 mm |
| Vehicle Width | 1670 mm | 1590 mm |
| Vehicle Height | 1560 mm | 1850 mm |
| Wheelbase Size | 2440 mm | 2210 mm |
